What's up guys, John here.
I AM SO EXCITED FOR THIS!! MONSTA X IS SPOILING US MONBEBES.
Along with releasing teaser pictures they have finally released the teaser. The song is 'Stuck' which is a song off their latest mini album, "The Clan 2.5 Pt. 1 Lost".
In the teaser the members are seen showing off their fast footwork in an abandoned building. It also have a fast beat that is sure to make you dance.

In case you've been under a rock(just kidding), here are the teaser pictures above.
Wonho, Shownu, Hyungwon, Kihyun, Jooheon, Minhyuk, and I.M
(members are listed in order from the pictures)
Credit here and here